<!DOCTYPE html>
<html>
<head>
	<meta http-equiv="Content-type" content="text/html; charset=utf-8">
	<title>Critical path</title>
	<script src="../../codebase/dhtmlxgantt.js?v=7.0.7"></script>
	<link rel="stylesheet" href="../../codebase/dhtmlxgantt.css?v=7.0.7">
	<link rel="stylesheet" href="../common/controls_styles.css?v=7.0.7">

	<style>
		html, body {
			height: 100%;
			padding: 0px;
			margin: 0px;
			overflow: hidden;
		}

		.gantt_task_cell.week_end {
			background-color: #EFF5FD;
		}

		.gantt_selected .gantt_task_cell.week_end {
			background-color: #f0e493;
		}
	</style>
</head>
<body>

<div class="gantt_control">
	<button onclick="updateCriticalPath(this)">Show Critical Path</button>
</div>
<div id="gantt_here" style='width:100%; height:calc(100vh - 52px);'></div>
<script>
	gantt.plugins({
		critical_path: true
	});

	function updateCriticalPath(toggle) {
		toggle.enabled = !toggle.enabled;
		if (toggle.enabled) {
			toggle.innerHTML = "Hide Critical Path";
			gantt.config.highlight_critical_path = true;
		} else {
			toggle.innerHTML = "Show Critical Path";
			gantt.config.highlight_critical_path = false;
		}
		gantt.render();
	}

	//also possible
	/*gantt.templates.task_class = function(start, end, task){
	 if(gantt.isCriticalTask(task))
	 return "critical_task";
	 return "";
	 };

	 gantt.templates.link_class = function(link){
	 if(gantt.isCriticalLink(link))
	 return "critical_link";
	 return "";
	 };*/


	gantt.config.work_time = true;
	gantt.config.details_on_create = false;
	gantt.config.duration_unit = "day";
	gantt.config.row_height = 30;
	gantt.config.min_column_width = 40;

	gantt.templates.timeline_cell_class = function (task, date) {
		if (!gantt.isWorkTime(date))
			return "week_end";
		return "";
	};

	gantt.init("gantt_here");

	gantt.parse({
		data: [
			{id: 1, text: "Office itinerancy", open: true, type: "project"},
			{id: 2, text: "Office facing", start_date: "22-07-2019", duration: "20", parent: "1"},
			{id: 3, text: "Furniture installation", start_date: "22-07-2019", duration: "5", parent: "1"},
			{id: 4, text: "The employee relocation", start_date: "29-07-2019", duration: "15", parent: "1"},
			{id: 5, text: "Interior office", start_date: "29-07-2019", duration: "15", parent: "1"},
			{id: 6, text: "Air conditioners installation", start_date: "19-08-2019", duration: "2", parent: "1"},
			{id: 7, text: "Workplaces preparation", start_date: "21-08-2019", duration: "2", parent: "1"},
			{id: 8, text: "Preparing workplaces for us", start_date: "22-07-2019", duration: "10", parent: "1"},
			{id: 9, text: "Workplaces importation", start_date: "23-08-2019", duration: "1", parent: "1"},
			{id: 10, text: "Analysis", open: true, type: "project"},
			{id: 11, text: "Documentation creation", start_date: "26-08-2019", duration: "14", parent: "10"},
			{id: 12, text: "Software design", start_date: "26-08-2019", duration: "10", parent: "10"},
			{id: 13, text: "Interface setup", start_date: "13-09-2019", duration: "1", parent: "10"},
			{id: 14, text: "Development", open: true, type: "project"},
			{id: 15, text: "Develop System", start_date: "16-09-2019", duration: "5", parent: "14"},
			{id: 16, text: "Integrate System", start_date: "16-09-2019", duration: "15", parent: "14"},
			{id: 17, text: "Test", start_date: "07-10-2019", duration: "1", parent: "14"}
		],
		links: [
			{id: "1", source: "3", target: "4", type: "0"},
			{id: "2", source: "3", target: "5", type: "0"},
			{id: "3", source: "2", target: "6", type: "0"},
			{id: "4", source: "4", target: "6", type: "0"},
			{id: "5", source: "5", target: "6", type: "0"},
			{id: "6", source: "6", target: "7", type: "0"},
			{id: "7", source: "7", target: "9", type: "0"},
			{id: "8", source: "8", target: "9", type: "0"},
			{id: "9", source: "9", target: "10", type: "0"},
			{id: "10", source: "9", target: "11", type: "0"},
			{id: "11", source: "9", target: "12", type: "0"},
			{id: "12", source: "11", target: "13", type: "0"},
			{id: "13", source: "12", target: "13", type: "0"},
			{id: "14", source: "13", target: "14", type: "0"},
			{id: "15", source: "13", target: "15", type: "0"},
			{id: "16", source: "15", target: "17", type: "0"},
			{id: "17", source: "16", target: "17", type: "0"}
		]
	});
</script>
</body>